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52 lines
911 B
Text
52 lines
911 B
Text
= cowboy_req:host(3)
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== Name
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cowboy_req:host - URI host name
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== Description
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[source,erlang]
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----
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host(Req :: cowboy_req:req()) -> Host :: binary()
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----
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Return the host name of the effective request URI.
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The host name can also be obtained using pattern matching:
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[source,erlang]
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----
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#{host := Host} = Req.
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----
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== Arguments
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Req::
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The Req object.
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== Return value
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The host name is returned as a lowercase binary string.
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It is case insensitive.
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== Changelog
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* *2.0*: Only the host name is returned, it is no longer wrapped in a tuple.
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* *1.0*: Function introduced.
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== Examples
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.Get the effective request URI's host name
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[source,erlang]
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----
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Host = cowboy_req:host(Req).
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----
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== See also
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link:man:cowboy_req(3)[cowboy_req(3)],
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link:man:cowboy_req:binding(3)[cowboy_req:binding(3)],
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link:man:cowboy_req:bindings(3)[cowboy_req:bindings(3)],
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link:man:cowboy_req:host_info(3)[cowboy_req:host_info(3)]
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